00634cam a22002172a 4500 010149 AR-FADEU 311216n1978####xxu####################dd 0-521-21622-2 428.024 S927s Swan, Michael Spectrum : an anthology of english varieties for intermediate and more advanced students Cambridge Cambridge University 1978 195 p. : ilus Cambridge english language learning 6 /LINGUISTICA/INGLES-PROPOSITOS ESPECIFICOS/REVISADO/ Inglés BDGR 15945 15945 0 0 0 0 AR-FADEU AR-FADEU 2017-02-21 01844 0 428.024 S927s 01844 2017-02-21 00:00:00 2017-02-21 BDGR 0 0 0 0 AR-FADEU AR-FADEU 2017-02-21 0670 0 428.024 S927s 0670 2017-02-21 00:00:00 2017-02-21 BDGR